# What does Eli5 use?

Eli5 (eli5.io) shows public evidence of 20 tools, according to runsonwhat (last checked 2026-10-31).

- Industry: Software
- Size: 11–50 employees
- Based in: Amsterdam, Netherlands
- Founded: 2015
- LinkedIn: https://www.linkedin.com/company/eli5

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code |  |
| [Namecheap](https://www.runsonwhat.com/reverse/namecheap) | DNS | DNS records |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code |  |
| [Astro](https://www.runsonwhat.com/reverse/astro) | Frontend | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code |  |
| [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code |  |
| [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code |  |
| [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code |  |
| [Webflow](https://www.runsonwhat.com/reverse/webflow) | Website & CMS | DNS verification records |  |
| [Apollo.io](https://www.runsonwhat.com/reverse/apollo) | Sales & CRM | Website code |  |
| [Sanity](https://www.runsonwhat.com/reverse/sanity) | Website & CMS | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code |  |
| [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | Security & Compliance | Website code |  |
| [Mailgun](https://www.runsonwhat.com/reverse/mailgun) | Email Delivery | Email records, Website code |  |

## FAQ

### What tools does Eli5 use?

As of November 2026, runsonwhat has found 20 tools at Eli5 (eli5.io) in public records. Edge & Hosting: Cloudflare and Namecheap. Application: YouTube and Astro. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Microsoft 365, Google Workspace and Cookiebot. Last checked October 31, 2026.

### What sales tools does Eli5 use?

The sales tools runsonwhat has found at Eli5 are Apollo.io (November 2026); no CRM shows up in Eli5's public records. runsonwhat found Apollo.io through Apollo.io code on eli5.io. Apollo.io is used by 11,507 companies runsonwhat tracks.

### What email provider does Eli5 use?

Eli5 uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 724,177 companies runsonwhat tracks.

### What analytics tools does Eli5 use?

Eli5 uses Google Analytics for analytics, alongside Google Tag Manager and Microsoft Clarity, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on eli5.io. Google Analytics is used by 906,275 companies runsonwhat tracks.

### What is Eli5's website built with?

Eli5 uses Webflow for its website, alongside Sanity, according to runsonwhat (November 2026). runsonwhat found Webflow through a DNS verification record for Webflow. Webflow is used by 35,890 companies runsonwhat tracks.

### Does Eli5 use Cloudflare?

Yes. runsonwhat found Cloudflare at Eli5 through Cloudflare code on eli5.io. Cloudflare is a CDN & Edge tool used by 727,781 companies runsonwhat tracks.

### How does runsonwhat know what Eli5 uses?

runsonwhat reads public records only. Of the 20 tools at Eli5, 13 were found through code on eli5.io, 4 through DNS records, 2 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and eli5.io about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/eli5.io (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.